import java.util.*;

class RandomCLS
{
	protected int[] fillListRandom(int intIn)
	{
	    Integer[] Listnumbers = new Integer[intIn];

	    for (int i = 0; i < intIn; i++)
	    {
	    	Listnumbers[i] = i + 1;
	    }

	    List<Integer> listColl = Arrays.asList(Listnumbers);

	    Collections.shuffle(listColl);

	    int[] listFinal = new int[intIn];

	    for (int i = 0; i < listColl.size() ; i++)
	    {
	    	listFinal[i] = listColl.get(i);	
	    }

	    return listFinal;
	}
}